How does the caffeine in GU Energy Gel help me? GU Energy Gel comes in both caffeinated and non-caffeinated flavors. Strawberry Banana, Lemon Lime, Peanut Butter, and Root Beer do not have any caffeine in them.
Gas gangrene is most often caused by a bacterium called Clostridium perfringens. It also can be caused by group A streptococcus, Staphylococcus aureus, and Vibrio vulnificus.
HIT can rarely cause finger gangrene. Frostbite â also of note is that patients with prior cold exposure are at risk for severe reaction upon repeat exposure. Vasospasm â such as in rare and severe cases of secondary Raynaudâs disease. Buergerâs disease â Also known as thromboangiitis obliterans.